Table 3.
Antioxidant potential of different solvent extracts of S. chirayita.
| Plant part tested | aExtracting solvent | Test system | Control used and result | Toxicity test | References |
|---|---|---|---|---|---|
| Whole plant | 70% EtOH | In vitro | BHT and Vitamin C | None | Chen et al., 2011 |
| IC50 = 267.80 μg/mL (DPPH) | |||||
| IC50 = 1.502 ± 0.200 μg/mL (β-carotene) | |||||
| IC50 = 6.50 μg/mL (ABTS) | |||||
| Whole plant | 70% EtOH | In vivo | NA | Cytotoxicity test-negative | Chen et al., 2011 |
| Whole plant | MeOH | In vitro | BHT | None | Sharma et al., 2013b |
| EC50 = 27.70 μg/ml (DPPH) | |||||
| Whole plant | MeOH | In vitro | BHA | None | Ahirwal et al., 2014 |
| IC50 = 222.74 μg/mL (DPPH) | |||||
| Whole plant | Water | In vitro | Gallic acid | None | Kumar et al., 2011 |
| EC50 = 315.83 μg/mL (DPPH) | |||||
| Leaves | Water | In vitro | BHA; BHT | None | Ghosh et al., 2012 |
| IC50 = 86 μg/mL (DPPH) | |||||
| 900 ± 11(4 min) and 2070 ± 110 (30 min) μM Fe (II)/g sample DW (FRAP) | |||||
| Whole plant | 12% EtOH | In vitro | Ascorbic acid | None | Phoboo et al., 2013 |
| IC50 = 156.62 μg/mL (DPPH) | |||||
| Whole plant | In vitro | Gallic acid | None | Kshirsagar et al., 2015 | |
| MeOH | IC50 = 551.26 μg/mL (DPPH) | ||||
| EtOH | IC50 = 557.61 μg/mL (DPPH) | ||||
| ACE | IC50 = 551.96 μg/mL (DPPH) | ||||
| Water | IC50 = 559.05 μg/mL (DPPH) |
ABTS, 2,2-azino-bis (3-ethylebenzthiazoline-6-sulphonicacid); BHA, Butylated hydroxy anisole; BHT, Butylated hydroxytoluene; DPPH, 2,2-Diphenyl-1-picrylhdrazyl; DW, Dry weight; FRAP, Ferric Reducing Antioxidant Power
a
Extracting solvent: ACE, acetone; EtOH, ethanol; MeOH, methanol